Jeff:
Thanks for the info. Sorry for the misstep.
Bruce
______________
Bruce Ratner PhD
The Significant Statistician™
(516) 791-3544
Statistical Predictive Analytics -- www.DMSTAT1.com
Machine-Learning Data Mining -- www.GenIQ.net
> On Apr 1, 2017, at 3:37 PM, Jeff Newmiller <jdnew...@dcn.davis.ca.us> wrote:
>
> Eventually you will think to read the Posting Guide, which discusses which
> attachments are likely to be allowed on the mailing list. Most users find
> that pasting a minimal amount of data into the main body of the email is the
> simplest way to be sure the info will get through to someone who can help.
> --
> Sent from my phone. Please excuse my brevity.
>
>> On April 1, 2017 12:13:56 PM PDT, BR_email <b...@dmstat1.com> wrote:
>> Rui:
>> Thanks. I will try it.
>> FYI: I did attached the data, but here it is re-attached.
>>
>> Thanks, again.
>> Bruce
>>
>> Bruce Ratner, Ph.D.
>> The Significant Statistician™
>> (516) 791-3544
>> Statistical Predictive Analtyics -- www.DMSTAT1.com
>> Machine-Learning Data Mining and Modeling -- www.GenIQ.net
>>
>>
>> Rui Barradas wrote:
>>> Hello,
>>>
>>> 1) We don't have access to your file firstRdata.csv so what I'll say
>>> is just an untested guess. You can post some of your data with the
>>> following R command.
>>>
>>> dput(head(Response, 20)) # paste the output of this in a mail
>>>
>>> 2) First you use read.csv that outputs a data.frame and then do
>>> data.frame(Response). Useless. Response already is a df.
>>>
>>> 3) I believe the trouble you're facing comes from your use of
>>> attach(). This function is _never_ needed and is cause of all sorts
>> of
>>> bugs. In particular, what you are ordering is the attached copy of
>>> Response, and all changes you do to it will only have effect on the
>>> copy. The original is left as it were.
>>>
>>> So run the same code (with the obvious bug yhatResponse$yhat
>>> corrected) but eliminating the 'attach' instruction. And see if it
>>> reorders Response.
>>>
>>> Hope this helps,
>>>
>>> Rui Barradas
>>>
>>>
>>> Em 01-04-2017 17:32, BR_email escreveu:
>>>> Response <- read.csv("C:/R_Data/firstRdata.csv", sep=",",
>>>> header=TRUE)
>>>> Response
>>>> Response <- data.frame(Response)
>>>> attach(Response)
>>>> Response
>>>> Response <- Response[order(-yhat),]
>>>> Response <- Response[rev(order(yhatResponse$yhat)),]
>>>> Response
>>>
>>>
>>>
>>
>> ______________________________________________
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>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>
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